747143147 has 2 divisors, whose sum is σ = 747143148. Its totient is φ = 747143146.

The previous prime is 747143143. The next prime is 747143167. The reversal of 747143147 is 741341747.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 747143147 - 2² = 747143143 is a prime.

It is a super-4 number, since 4×747143147⁴ (a number of 37 digits) contains 4444 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 747143147.

It is not a weakly prime, because it can be changed into another prime (747143141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373571573 + 373571574.

It is an arithmetic number, because the mean of its divisors is an integer number (373571574).

Almost surely, 2^747143147 is an apocalyptic number.

747143147 is a deficient number, since it is larger than the sum of its proper divisors (1).

747143147 is an equidigital number, since it uses as much as digits as its factorization.

747143147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65856, while the sum is 38.

The square root of 747143147 is about 27333.9193494091. The cubic root of 747143147 is about 907.4052182402.

The spelling of 747143147 in words is "seven hundred forty-seven million, one hundred forty-three thousand, one hundred forty-seven".